5170149

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 40

約数和(自身を含む): 8363520

約数和(自身を除く): 3193371

約数列:

[1, 3, 9, 27, 29, 31, 71, 81, 87, 93, 213, 261, 279, 639, 783, 837, 899, 1917, 2059, 2201, 2349, 2511, 2697, 5751, 6177, 6603, 8091, 18531, 19809, 24273, 55593, 59427, 63829, 72819, 166779, 178281, 191487, 574461, 1723383, 5170149]

約数ペア:

[(1, 5170149), (3, 1723383), (9, 574461), (27, 191487), (29, 178281), (31, 166779), (71, 72819), (81, 63829), (87, 59427), (93, 55593), (213, 24273), (261, 19809), (279, 18531), (639, 8091), (783, 6603), (837, 6177), (899, 5751), (1917, 2697), (2059, 2511), (2201, 2349)]